000 00356nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aHall, H.W., Dickey, H.C.
245 _aSystems of breeding dairy cattle
260 _aOrono
260 _c1957
300 _a48 p.
440 _aMaine Agricultural Experiment
901 _pS2121
942 _cB
_2udc
999 _c135258
_d135258